<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
    <script>
    var name ="xiaomingjun" ;
    var age =18;
    // es5
    var xiaomingjun ={
        name:name,
        age:age
    }    
    // es6
    var xiao  ={
        name,
        age
    }
    console.log(xiao.age);
    </script>
</body>
</html>